The Fry Readability Formula was employed to determine the reading grade levels of the eight most popular college U.S. history survey textbooks and the ten most popular Western civilization textbooks. It was discovered that the Fry readability technique could not produce consistently close findings on any single college history textbook. Indeed,…

The purposes of this study were to assess the usefulness of a variety of readability formulas in predicting the relative difficulty of passages, and to explore the contribution of pupils' background to text difficulty. Subjects were 285 special education students in grades 1-9, 117 of whom were based in rural and suburban Minnesota (MN) and 168 of…